Programs

Question 1

What is a program?

Answer 1

A program is a set of executable steps, written in a programming language

Question 2

What are the characteristics of programs?

Answer 2

1. They are written and implemented in specific programming languages
2. They are executable by computers
3. They can be edited or updated during execution

Question 3

What are the differences between algorithms and programs?

Answer 3

1. Algorithms are Abstract and are sets of steps required for solving a problem, programs are concrete implementations of algorithms
2. Algorithms are not bound to any programming language, while programs are written in a specific programming language
3. Algorithms are not directly executed by computers but programs are directly executed by computers

Question 4

What are the 4 attributes of a variable?

Answer 4

Data type, Scope, stotrage class(visiblity), life time